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  • Typically ships in: 1 day
  • Weight: 46.0 lb
  • Contact supplier for technical support on: 323-728-8117

$270.39 Each

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Returnable: See conditions

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Additional Description

Martin Accu-Torch steel sprockets are available for virtually all engineering class chains in style A, B, and C. Also available as split with welded hub and split or solid detachable hub. They can also be furnished as shear pin type. Where possible please specify chain number, pitch diameter, number of teeth, bore and keyway size, and huC Style required. Accu-Torch sprockets are not intended to replace cut tooth roller chain sprockets.
Material Steel Bore Type Stock Bore
Chain Number 78 Min Bore Size 1.250 in.
Chain Pitch 2.609 in. Max Bore Size 3.313 in.
Number of Teeth 13 Hub Outside Diameter 5.500 in.
Pitch Diameter 10.903 in. Length thru Bore 4.500 in.
Hub Configuration C
Storage Dimension Length 11.625 in. Storage Dimension Height 4.500 in.
Storage Dimension Width 11.625 in. Weight 46.41 lbs.


Number Of Teeth 13
Material Steel
Pitch 2.609 in.

SKU: 250148

Martin flex sleeve

Great inventory easy to use website,had exactly what I needed,up and running,would use them again without a doubt, thank you!

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SKU: 250207


Perfect replacement part, Good purchase experience. I would use MRO again.

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SKU: 256495

Nice sprocket

sprocket is very nice.

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SKU: 256485

Nice sprocket

sprocket is very nice.

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Return policy

Item must be unused.

Item must be in it's original package.

Restocking, shipping and handling fees may apply to any return with this manufacturer.

For more information please consult


Product's availability

State of California Proposition 65 Product Warning